[robinei]

Ideally arrays of primitive values like `long` to store the bytecode represenation for proper good performance. Then use bitwise manipulation to access "fields"

[bruce343434]

At this point, why not just use C or C++ since you are already writing it like that? Gets rid of the whole middleman.

[gjadi]

Because you get all the nice tooling around the JVM + safety of running inside the JVM.

See https://medium.com/@jadsarmo/why-we-chose-java-for-our-high-... / https://news.ycombinator.com/item?id=24895395

> An improvement can be discussed in the morning, and be implemented, tested and released in production in the afternoon.

[larsga]

That's what we did. Still no luck.

[brabel]

What are the bottlenecks according to the profiler?